Summary of Significant Accounting Policies - Goodwill (Details) $ in Thousands	12 Months Ended
	Oct. 31, 2020 USD ($) numberOfReportingUnit	Nov. 02, 2019 USD ($) numberOfReportingUnit
Business Acquisition [Line Items]
Number of reporting units used for assessing goodwill impairment | numberOfReportingUnit		7
Number of reporting units | numberOfReportingUnit	8	8
Number of reporting units used for assessing goodwill impairment, fair value exceeded carrying amount | numberOfReportingUnit		1
Changes in goodwill
Balance at beginning of year	$ 12,256,880	$ 12,252,604
Foreign currency translation adjustment	3,706	(2,426)
Balance at end of year	12,278,425	12,256,880
Other Acquisitions
Changes in goodwill
Goodwill related to other acquisitions	$ 17,839	$ 6,702